How To Sharpen by Behr-Manning, Troy, New York; Form 212 3-55. Published March 1955. Copyright notice 1955; 36 pages, no registration or renewal on file; Public Domain under Rule 6 of the United States Copyright Statutes. Dimensions are: 5 1/4" width by 7 1/4" height and weight 48grams. Etext created by Gerard Arthus.